In March, Weymouth typically sees daytime highs of 7.5°C and overnight lows around -1.9°C. Compared to the annual average high of 15.1°C, March runs -7.6°C.
March in Weymouth averages a daytime high of 7.5°C and an overnight low of -1.9°C.
March runs -7.6°C compared to Weymouth's annual average high of 15.1°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 7.5°C and cooler evenings around -1.9°C.